diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/04.reference-frames-coordinate-systems/coordinates-systems/cartesian/cartesian_coordinates_definition_L1200.gif b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/04.reference-frames-coordinate-systems/coordinates-systems/cartesian/cartesian_coordinates_definition_L1200.gif deleted file mode 100644 index e740569ef..000000000 Binary files a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/04.reference-frames-coordinate-systems/coordinates-systems/cartesian/cartesian_coordinates_definition_L1200.gif and /dev/null differ